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BASH Snippets.

Automate Daily Log Archiving and Cleanup

A Bash script to automatically compress and archive old application logs, then delete files older than a specified duration to manage disk space efficiently.

Analyze Nginx Access Logs for Top IP Addresses

A Bash script to parse Nginx or Apache access logs, extract the source IP addresses, and list the top N most frequent IPs.

Find and Stop a Process by Port Number

A simple Bash script to identify and terminate any process currently listening on a specified TCP port, resolving port conflicts efficiently.

Initial Project Setup with Git Clone and Directory Structure

Quickly set up a new web development project by cloning a Git repository and creating standard subdirectories for assets, config, or logs.

Download and Extract a Remote gzipped Tar Archive

Use Bash to download a gzipped tar archive from a given URL and extract its contents into a specified local target directory.

Automate Git Pull, Dependency Install, and Service Restart for Web Deployments

A Bash script to automate web application deployments. It pulls the latest code, installs dependencies, and restarts your service efficiently.

Parse and Query JSON Data from the Command Line with jq

Master 'jq' for command-line JSON processing. Extract values, filter arrays, and format API responses or config files directly in your terminal.

Securely Execute Commands on Remote Servers via SSH

Learn to securely run commands on remote servers using SSH. Execute single commands, multi-line scripts, and pass arguments for server management.

Implement a Basic Web Service Health Check Script

Create a simple Bash script to check the availability and HTTP status code of a web service or API endpoint using `curl`, crucial for monitoring.

Run Bash Commands in the Background Reliably with nohup

Use `nohup` and `&` to run long-running commands or services in the background, ensuring they continue even after logging out.

Find and Replace String in Multiple Files

Safely find and replace a specific string across multiple files within a directory, with an optional backup, using `find` and `sed` commands for web project refactoring.

Graceful Web Service Restart with Config Check

Safely restart or reload common web services like Nginx, Apache, or PHP-FPM after configuration changes, including a syntax check before reloading to prevent downtime.